<?php
/*
 +--------------------------------------------------------------------+
 | CiviCRM version 3.3                                                |
 +--------------------------------------------------------------------+
 | This file is a part of CiviCRM.                                    |
 |                                                                    |
 | CiviCRM is free software; you can copy, modify, and distribute it  |
 | under the terms of the GNU Affero General Public License           |
 | Version 3, 19 November 2007 and the CiviCRM Licensing Exception.   |
 |                                                                    |
 | CiviCRM is distributed in the hope that it will be useful, but     |
 | WITHOUT ANY WARRANTY; without even the implied warranty of         |
 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.               |
 | See the GNU Affero General Public License for more details.        |
 |                                                                    |
 | You should have received a copy of the GNU Affero General Public   |
 | License and the CiviCRM Licensing Exception along                  |
 | with this program; if not, contact CiviCRM LLC                     |
 | at info[AT]civicrm[DOT]org. If you have questions about the        |
 | GNU Affero General Public License or the licensing of CiviCRM,     |
 | see the CiviCRM license FAQ at http://civicrm.org/licensing        |
 +--------------------------------------------------------------------+
*/

/**
 * Field handler to present a link to the user.
 *
 * @ingroup civicrm_field_handlers
 */
class civicrm_handler_field_link extends civicrm_handler_field {
    function construct() {
        parent::construct();
        $this->additional_fields['id'] = 'id';
    }

    function option_definition() {
        $options = parent::option_definition();
        $options['text'] = array('default' => '', 'translatable' => TRUE);
        return $options;
    }

    function options_form(&$form, &$form_state) {
        parent::options_form($form, $form_state);
        $form['text'] = array(
                              '#type' => 'textfield',
                              '#title' => t('Text to display'),
                              '#default_value' => $this->options['text'],
                              );
    }

    // An example of field level access control.
    function access() {
        return user_access('access CiviCRM');
    }

    function query() {
        $this->ensure_my_table();
        $this->add_additional_fields();
    }

    function render($values) {
        $text = !empty($this->options['text']) ? $this->options['text'] : t('view');
        $id = $values->{$this->aliases['id']};
        return civicrm_views_href($text, "civicrm/contact/view", "reset=1&id=$id");
    }
}
?>
